Swab



FIG. 1 is a front, right, bottom perspective view of a swab, showing the new design;

FIG. 2 is a rear, top, left perspective view thereof;

FIG. 3 is an enlarged top view thereof;

FIG. 4 is an enlarged bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a front view thereof;

FIG. 8 is a rear view thereof; and,

FIG. 9 is an enlarged left side view, as shown in FIG. 5.

The broken lines of even length shown in FIGS. 1-3 and FIGS. 5-8 illustrate portions of the swab that form no part of the claimed design. 

CLAIM The ornamental design for a swab, as shown and described. 